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 ###Instrução: Quem eram os painelistas no episódio número 4?
 ###Tabelas: CREATE TABLE series_2 (series_2_id AUTO_INCREMENT PRIMARY KEY, Episode Number INT, Air Date VARCHAR, Guest Host VARCHAR, Musical Guest (Song performed) VARCHAR, Who knows the most about the guest host? panelists VARCHAR) CREATE TABLE seasonal_ratings (seasonal_ratings_id AUTO_INCREMENT PRIMARY KEY, Season INT, Episodes INT, Timeslot (ET) VARCHAR, Season Premiere VARCHAR, Season Finale VARCHAR, TV Season VARCHAR, Rank VARCHAR, Viewers (in millions) VARCHAR) CREATE TABLE belfast_and_county_down_railway (belfast_and_county_down_railway_id AUTO_INCREMENT PRIMARY KEY, Type VARCHAR, Fleet numbers VARCHAR, Quantity made VARCHAR, Manufacturer VARCHAR, Date made VARCHAR) CREATE TABLE list_of_sherbrooke_boroughs (list_of_sherbrooke_boroughs_id AUTO_INCREMENT PRIMARY KEY, Borough VARCHAR, Components VARCHAR, Population INT, Number of Borough Councilors INT, Number of Municipal Councilors INT) CREATE TABLE comparison_of_toy_group_breeds_of_major_kennel_clubs (comparison_of_toy_group_breeds_of_major_kennel_clubs_id AUTO_INCREMENT PRIMARY KEY, The Kennel Club (UK) Toy Group VARCHAR, Canadian Kennel Club Toy Dogs Group VARCHAR, American Kennel Club Toy Group VARCHAR, Australian National Kennel Council Toy Dogs Group VARCHAR, New Zealand Kennel Club Toy Group VARCHAR)  
SELECT Who knows the most about the guest host? panelists FROM series_2 WHERE Episode Number = 4